Fima
费马(已裂变原子数与初始的总装料金属原子数之比)
🗣️ 情景例句
Then chocolate it is.
那就吃巧克力的。
He applied for a scholarship at Harvard University.
他申请了哈佛的奖学金。
No hurry! Please take your time!
甭着急！请慢慢看！